#ifdef	__cplusplus
extern "C" {
#endif

#define TEXT_SUCCESS  0
#define TEXT_FAILURE  -1
#define TEXT_DEL_FAILURE  -2

    extern int text_addChar(char *msg, char ch);

    extern int text_delChar(char *msg);

    extern int text_replaceChar(char *msg, char ch);

#ifdef	__cplusplus
}
#endif
